About Us

At Detroit Diesel Specialists , we’re driven by one mission — to keep Calgary’s diesel trucks running stronger, longer, and more efficiently than ever. With years of hands-on experience and a deep understanding of Detroit Diesel engines, we’ve built a reputation as one of Alberta’s most trusted diesel repair facilities.

We specialize in diagnostics, engine repair, DT12 transmission services, oil changes, DPF solutions, electrical troubleshooting, ECU/module programming, and more — all delivered with precision and professionalism.

Our Commitment

Diesel trucks are the backbone of Western Canada’s transportation and commercial sectors. We know that downtime costs money — that’s why we focus on accurate diagnostics , quick turnaround times, and dependable repairs to get you back on the road safely.

Every vehicle that enters our shop receives the same level of care and detail, whether it's a single owner-operator truck or a large commercial fleet.

Why Customers Trust Us

Detroit Diesel Specialists —this is what we do every day

AMVIC-certified facility —ensuring ethical, regulated, and high-quality repairs

Advanced tools & OEM-grade diagnostic equipment

Certified and experienced diesel technicians

Fair pricing, honest recommendations, and transparent service

Top-tier customer servicebacked by consistent 5-star feedback

We pride ourselves on clear communication, expert diagnostics, and long-term repair solutions — not quick fixes.

Our Vision

To be Calgary’s most reliable and respected diesel repair partner by delivering unmatched quality, innovation, and customer satisfaction in every job we handle.

Our Promise to You

When you choose Detroit Diesel Specialists, you’re choosing:.

🔹Precision workmanship

🔹Reliable service

🔹Honest guidance

🔹Long-lasting results

Your truck is more than a machine — it's your livelihood. And we’re here to keep it performing at its best.